Installation Guide
Tools Needed:
- Adjustable wrench
- Level
- Screwdrivers (flat and Phillips)
- Pipe wrench
- Tape measure
- Drill with bits
Step-by-Step Installation
- Choose Installation Location: Select a location near kitchen plumbing and electrical connections on a solid, level floor.
- Remove Shipping Materials: Remove all shipping bolts, brackets and packaging materials from the dishwasher.
- Connect Water Supply: Connect hot water supply line to the water inlet valve. Use only new braided stainless steel hoses.
- Connect Drain Hose: Route the drain hose into sink drain or garbage disposal with a high loop to prevent backflow.
- Electrical Connection: Connect to a properly grounded 120V, 15A dedicated circuit. Follow local electrical codes.
- Level the Dishwasher: Adjust the leveling legs to ensure the dishwasher is level from front to back and side to side.
- Secure to Countertop: Install mounting brackets to secure dishwasher to underside of countertop.
- Test Run: Run the dishwasher through a complete cycle to check for leaks and proper operation.
Specifications
| Model Series | LDFN454HT |
| Type | Built-in Dishwasher |
| Color | Stainless Steel / Black |
| Place Settings | 14 Place Settings |
| Noise Level | 44 dB |
| Control Type | Touch Controls with LED Display |
| Energy Rating | A+++ (Most Efficient) |
| Water Consumption | 9.5 L per cycle |
| Power Requirements | 120V, 60Hz, 15A |
| Dimensions (HxWxD) | 82 x 60 x 57 cm |
| Weight | 45 kg |
| Drying System | Heat Exchange Drying |
Warranty Information
- Full Warranty: 2 years parts and labor
- Motor Warranty: 10 years on Direct Drive Motor
- Additional Coverage: Optional extended warranty available
For warranty service, contact LG Customer Service at 1-800-243-0000 or visit LG.com
Key Features
Direct Drive Motor
LG's innovative Direct Drive motor connects directly to the wash system without belts or pulleys, reducing noise and vibration while increasing reliability and efficiency.
QuadWash™ Technology
Four multi-directional spray arms target every corner of the dishwasher, ensuring thorough cleaning from multiple angles for spotless results.
TrueSteam™ Technology
Steam technology helps to remove tough, dried-on foods while sanitizing dishes and reducing the need for pre-rinsing.
LoDecibel™ Quiet Operation
Advanced sound insulation and Direct Drive motor technology combine for whisper-quiet operation at just 44 dB.
SmartThinQ Technology
Wi-Fi enabled for remote control via smartphone app, allowing you to monitor cycle status, download additional programs, and receive completion alerts.
EasyRack™ Plus System
Fully adjustable upper rack with fold-down tines and versatile loading options to accommodate large and odd-shaped items.
Wash Programs Explained
Heavy Wash
Intensive cleaning for pots, pans, and heavily soiled dishes
Normal Wash
Standard cleaning for everyday dishes and tableware
Light Wash
Gentle cleaning for lightly soiled dishes and quick cycles
Rinse Only
Quick rinse to prevent food from drying on dishes
Sanitize
High-temperature wash to eliminate 99.9% of bacteria
Express Wash
Fast 30-minute cycle for lightly soiled loads
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Dishwasher won't start | Power issue, door not closed properly | Check power supply, ensure door is latched completely |
| Poor cleaning results | Overloading, wrong detergent, incorrect program | Reduce load size, use correct detergent, select appropriate program |
| Water not draining | Drain hose clogged or kinked | Check drain hose for obstructions or kinks, clean filter |
| Leaking water | Door not sealed, overfilling, loose connections | Check door seal, ensure proper detergent amount, check connections |
| Unusual noises | Foreign objects in spray arms, unbalanced load | Check for foreign objects, redistribute load evenly |
| Dishes not drying | Rinse aid empty, heating element issue | Refill rinse aid, check heating element function |
Error Codes
- IE: Water supply issue - Check water supply and inlet valve
- OE: Drain issue - Check drain hose and pump
- FE: Flooding detected - Check for leaks and water supply
- LE: Motor issue - Contact service center
- dE: Door not closed properly - Ensure door is fully closed
- HE: Heating element issue - Contact service center
Manual Downloads
Current Model Manuals
LDFN454HT
Standard Capacity Dishwasher
LDPH797ST
Stainless Steel Dishwasher
LDFC2423ST
SmartThinQ Dishwasher
LDFN4542B
Black Stainless Dishwasher
Popular Previous Models
LDF7920ST
Stainless Steel Dishwasher
LDP6797ST
QuadWash Dishwasher
LDF7551ST
SmartThinQ Dishwasher
LDT9965BD
Top Control Dishwasher